A: abingdon boys school , alan , Anna Tsuchiya , ANNA TSUCHIYA inspi' NANA (BLACK STONES) , Aoyama Thelma , Aqua Timez , ARASHI
, ayaka , ayumi hamasaki
B: BREAKERZ
, Bond
C:
D:
E:
F: flumpool
, Fukuyama Masaharu
G: GIRL NEXT DOOR , GReeeeN , GLAY
H: Hey ! Say ! JUMP (dammit you guys , come back now please with something new T_T) , Hidemi Uematsu
I:
J:
K: Kanjani∞ , Kanon Wakeshima , KAT-TUN
(they get an extra
because of Kame & Ueda xD xD xD) , Ken Hirai , KinKi Kids , Koda Kumi , Kuroki Meisa , Kobukuro , Kamenashi Kazuya's solo Kizuna
L: L'Arc~en~Ciel
, LOVE (otsuka ai)
M: Matsushita Yuya , Mika Nakashima , Maksim
N: Namie Amuro , NANA starring Mika Nakashima , NEWS
O: otsuka ai , OLIVIA , OLIVIA inspi' REIRA (TRAPNEST) , ON / OFF
P:
Q:
R: REIRA starring Yuna Ito
S: Suga Shikao
, school food punishment , Shota Shimizu , Spontania , Shuuji to Akira
, THE SHIGOTONIN
T: T.M.Revolution , Tackey & Tsubasa (come back soon guys
) , Takizawa Hideaki , Tegomass , Tsuyoshi
U: Utada Hikaru , UVERWorld
V: V6
W:
X:
Y: Yuna Ito , YUI , Yamashita Tomohisa , Yusuke
Z:
1,2,3: -
other: -
===
it's boring to listen to just 1 artiste so why not go for variety ?